Finding the Third Proportional to 32,619 and 72,030

Step by Step Solution

1. Step 1: Write the proportion equation
   32,619 : 72,030 = 72,030 : x
2. Step 2: Convert to fraction form
   32,619/72,030 = 72,030/x
3. Step 3: Cross multiply
   32,619x = 72,030 × 72,030
4. Step 4: Simplify right side
   32,619x = 5,188,320,900
5. Step 5: Solve for x
   x = 5,188,320,900/32,619
6. Step 6: Final answer
   x = 159,058.25